Andrew Spielman

Andrew Spielman



Preeminent natural resources attorney. Obtains and defends development approvals for energy, mining and recreation industries. Executive level experience in the ski industry. 

Andy Spielman is a widely respected energy, public lands and natural resources lawyer assisting with policy and regulatory issues involved in developing new facilities, as well as in the public land use and environmental permitting process. Committed to client success, Andy helps navigate the cyclical nature of the energy industry. He represents ski areas; wind, solar and transmission developers; and mining companies in the public land use and environmental permitting process before governments across the nation. He helps private entities understand what it will take to get public agency approval. 

A leader in the legal industry as well as the energy industry, Andy is the former director of the Future of Oil & Gas Initiative at the Colorado School of Mines' Payne Institute of Public Policy. He also served in senior positions at the EPA, including special assistant to EPA's administrator, and as chair of the Colorado Oil and Gas Conservation Commission and the Colorado Regional Air Quality Council. Previously he was chief operating officer and general counsel for the parent company of ski operations in Colorado and Alaska. Prior to that he served as chair of WilmerHale's Energy, Environment and Natural Resources Practice and was co-partner-in-charge of the Denver office. 

Andy teaches a graduate level course on land use in outdoor recreation at The Daniels College of Business at the University of Denver. He previously taught environmental risk and decision-making for the U.S. Agency for International Development and the EPA in the Czech Republic and Ukraine.

Representative Matters

Recent Experience

  • Secured federal, state and county land use approvals for more than 4 gigawatts of wind energy, including more than 1,000 megawatts in Eastern Colorado.

  • Represented 25 ski areas nationwide as public lands, NEPA forest service and land use counsel, securing approvals for a new ski area and year-round facilities expansions.

  • Assists clients with siting of interstate renewable energy transmission facilities serving solar and wind resource projects nationwide.

  • Assists clients with development approvals of interstate pipelines for natural gas transmission.

  • Counsel to an international gold mining company in a historic 1.5 million-acre voluntary, landscape level conservation agreement with the Department of the Interior, among other stakeholders, to promote the conservation of the sagebrush habitat and species in exchange for the potential to earn credits to offset the impact of future mining operations in the state of Nevada.

  • Assists clients with development approvals of interstate pipelines for natural gas transmission.

  • Represents major Independent Power Producers (IPPs) with ensuring compliance with federal and state wildlife laws.

  • Represents numerous public utilities and mining companies before the U.S. Forest Service and Department of the Interior.

Insights & Publications



  • Oxford University, Said School of Business, Executive Leadership Program, 2014

  • J.D., 1997, Georgetown University Law Center

  • M.G.A., 1990, University of Pennsylvania

  • B.A., 1988, University of Pennsylvania


  • Colorado
  • District of Columbia
  • Hawaii
  • Alaska

Community Involvement


Fellow, American College of Environmental Lawyers Fellow

Member, Board of Directors, Imagination Library of Denver

Former Chair and Commissioner, Colorado Oil and Gas Conservation Commission

Former Chair, Colorado’s Regional Air Quality Council

Former, Treasurer and Inaugural Board Member, National Parks Action Fund 

Former Regional Board President, National Parks Conservation Association, Southwest Region

Former Member, Board of Governors, Metro Denver Economic Development Corporation

Former Board Chair, Colorado Coalition of Land Trusts

Former Board Member, Colorado Fourteeners Initiative

Former Member, Governor Bill Ritter’s Transition Team



Best Lawyers in America, 2016–2024

Energy & Environmental Trailblazers, National Law Journal, 2017

Chambers USA, 2008–2018

The Legal 500 United States, 2016–2018

Colorado Super Lawyers, 2017

Barrister's Best, Law Week Colorado

  • Best Environmental Lawyer, 2016
  • Best Renewable Energy Lawyer, 2009, 2012-2018, 2023

Who's Who in Energy, Denver Business Journal, 2012–2017, 2019

Denver's Top Lawyers, 5280 Magazine, 2015–2020, 2024

Who's Who Legal, 2012-2014

50 for the Future, Colorado Statesman, 2007

Forty Under 40, Denver Business Journal, 2006